This oxygen sensor, designed for Mercedes-Benz R Series W251 vehicles equipped with the OM642 engine code, optimizes the fuel-air mixture of the engine, reducing emission levels and enhancing engine performance. Oxygen sensors play a critical role in monitoring the engine's operating conditions to improve fuel efficiency. Therefore, the FEBI 177388 oxygen sensor is a vital component for your vehicle's engine management system and is part of the engine's emission system.
Product Features and Benefits
- OEM Compatibility: FEBI 177388 is manufactured according to original equipment standards, ensuring perfect fit and functionality.
- Material Quality: Made from high-quality materials, providing durability and longevity.
- Durability and Lifespan: Under normal operating conditions, this oxygen sensor can have an estimated lifespan of up to 100,000 kilometers.
- Performance: Increases engine fuel efficiency and reduces emission levels, offering an environmentally friendly driving experience.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 standards, ensuring quality assurance.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 177388 |
| Part Type | Oxygen Sensor |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine Emission System |
Vehicle Compatibility
The FEBI 177388 oxygen sensor is specifically designed for Mercedes-Benz R Series W251 models. This part is compatible with vehicles featuring the OM642 engine code and works with all variants produced between 2005 and 2017. The R Series vehicles produced during this period are designed with high performance and low emission targets, making this sensor a critical component of your vehicle's engine management system.
- Chassis code: W251
- Engine code: OM642
- Production year range: 2005-2017
- Trim/Variant: All variants
It is recommended to confirm with our support line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
FEBI is a brand with a long history in the spare part market and supplies original equipment to many automotive manufacturers. Its products are quality assured with ISO 9001, TS 16949, and IATF 16949 certifications. FEBI also manufactures OE parts for prestigious brands like Mercedes-Benz. Its production facilities in Germany maintain high standards, earning the trust of users.
Installation and Usage Notes
Oxygen sensors are critical for enhancing engine efficiency. Therefore, care should be taken during installation to ensure the sensor is correctly positioned. Oxygen sensors should typically be checked during engine oil changes and replaced as necessary. It is important to adhere to the torque specifications recommended by the manufacturer during the installation of these sensors. Additionally, other parts that should be replaced alongside the sensors include the exhaust gas temperature sensor.
Frequently Asked Questions
Which W251 models is this oxygen sensor used in?
The FEBI 177388 oxygen sensor is used in all variants of the Mercedes-Benz R Series W251 models with the OM642 engine code. These models were produced between 2005 and 2017.
Is it original or aftermarket?
FEBI is known as an original equipment supplier for Mercedes-Benz. Therefore, the FEBI 177388 has original part quality and offers higher reliability compared to aftermarket products.
How many kilometers does this oxygen sensor last?
The typical lifespan of the FEBI 177388 oxygen sensor can reach up to 100,000 kilometers under normal conditions. However, signs of wear and decreases in engine performance indicate that the sensor should be replaced.
Can I install it myself, or do I need to take it to a mechanic?
The installation of the oxygen sensor can be complex for some vehicles. If you do not have the necessary tools or experience, it is recommended to consult a professional.
How long does it take to arrive, do I have the right to return it?
Your orders are shipped on the same day. You have the right to return within 14 days. You can get information from our support line.
Advantages of German Parts Warehouse: Same day shipping, 14-day return policy, e-archive invoicing, WhatsApp expert support line (wa.me/905382927219). Our stock information is updated in real-time; your order is only confirmed from items physically available. If you write to our support line with your vehicle's chassis number, we will quickly provide you with a quote for the correct OE/equivalent part.
